Toronto address · Ward 12, Toronto-St. Paul's
121 Belsize Dr
The City of Toronto has 5 building permits since 2017 on record for this address.
Building permits
Every permit the City lists for this address since 2017, and any still open from before, newest first.
- Closed
Small residential project · Multiple projects
Rev 01- Proposed deck with railing (6.18sqm) and alterations to proposed stairs on first floor (4.38sqm)Proposal for underpinning, interior alterations, demolition of the second-floor sunrooms, construction of a new deck and a second-floor balcony, and conversion of the two-unit dwelling into a single-family dwelling (SFD).
Applied Jun 12, 2026 · issued Jun 29, 2026 · completed Sep 2, 2026 · Permit 25 257800 BLD (revision 01)
- Closed
Heating and ventilation
HVAC - Proposal for underpinning, interior alterations, demolish 2nd floor sunrooms, new deck, 2nd floor balcony.
Applied Nov 24, 2025 · issued Dec 29, 2025 · completed Sep 4, 2026 · Permit 25 257800 HVA
- Closed
Plumbing
Plumbing - Proposal for underpinning, interior alterations, demolish 2nd floor sunrooms, new deck, 2nd floor balcony.
Applied Nov 24, 2025 · issued Dec 29, 2025 · completed Aug 17, 2026 · Permit 25 257800 PLB
- Closed
Small residential project · Multiple projects
Proposal for underpinning, interior alterations, demolition of the second-floor sunrooms, construction of a new deck and a second-floor balcony, and conversion of the two-unit dwelling into a single-family dwelling (SFD).
Applied Nov 24, 2025 · issued Dec 29, 2025 · completed Sep 2, 2026 · 1 home removed · Permit 25 257800 BLD
- Closed
Drains and site services
Drain - Proposal for underpinning, interior alterations, demolish 2nd floor sunrooms, new deck, 2nd floor balcony.
Applied Nov 24, 2025 · issued Dec 29, 2025 · completed Mar 20, 2026 · Permit 25 257800 DRN
Committee of Adjustment
No applications to the City's Committee of Adjustment for this address since 2017. That's where an owner asks for a minor variance (a small exception to the zoning by-law) or a consent to divide a lot.
What’s planned nearby
Development sites within 500 m
- Under review
32 storeys · 423 homes · Residential
250 m away · Site plan · Under review · filed Jun 22, 2022
- Approved
37 storeys · 442 homes · Mixed use
390 m away · Site plan · Approved · filed Oct 14, 2021
- Under review
40 storeys · 434 homes · Mixed use
420 m away · Site plan · Under review · filed Apr 28, 2022
- Approved
- Under review
36 storeys · 400 homes · Mixed use
430 m away · Site plan · Under review · filed Mar 14, 2025
- Approved
323-329 Balliol Street and 405-415 Mount Pleasant Road
Not stated in the file
460 m away · Site plan · Approved · filed Jun 7, 2024
Neighbours’ Committee of Adjustment files within 250 m
16 Servington Cres · Minor variance
To alter the existing three- storey detached dwelling (basement level is considered the first storey) by constructing a complete fourth storey addition, a rear two- storey addition (cantilevered at the southwest corner, including a basement addition below), a rear first floor covered (pergola) deck with stairs and a lift, and a rear patio and basement walkout. Also, to convert the existing rear one-storey ancillary building (detached garage) into a storage area with a ground floor deck, a covered (pergola) side (north) entrance, and a complete second storey addition containing one garden suit…
210 m away · filed Jun 26, 2026 · Approved
36 Wilfrid Ave · Minor variance
To alter the existing two-storey detached dwelling by constructing a front (north) two-storey addition with a porch and stairs, a side (west) rotunda staircase, a side (east) second storey balcony, and a rear (south) two-storey addition above the integral garage extension (located within the basement level), abutting Wilfrid Avenue.
170 m away · filed Jun 16, 2026 · Approved
105 Belsize Dr · Minor variance
To alter the existing two-storey detached dwelling (houseplex) by constructing a front basement walkout, and a front yard parking pad. Also, to convert the existing front integral garage into habitable space (one residential dwelling unit). There will be a total of four residential dwelling units on this lot (one unit within the basement level, two units on the ground level, and one unit on the second level).
70 m away · filed May 6, 2026 · Approved
103 Belsize Dr · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing front and rear three-storey additions (a portion of the rear addition will be above the existing two-storey), a rear basement walkout, and rear ground and second floor decks with stairs. There will be a total of three residential dwelling units (triplex) (one dwelling unit within the basement, one dwelling unit on the first level, and one dwelling unit to occupy the second and third levels) on this lot.
80 m away · filed Oct 3, 2024 · Approved
11 Oswald Cres · Minor variance
To construct a new two-storey detached dwelling with a front covered integral garage, a covered front porch with stairs, and a rear basement walkout. There will be a total of two residential dwelling units on this lot (one unit within the basement level and one unit to occupy the first and second levels).
170 m away · filed Sep 30, 2024 · Refused
11 Oswald Cres · Minor variance
To construct a new two-storey detached dwelling with a front integral garage, a covered front porch with stairs, and a rear basement walkout. The existing rear one-storey ancillary building (detached garage) will be demolished. There will be a total of two residential dwelling units on this lot (one unit within the basement level and one unit to occupy the first and second levels).
170 m away · filed Sep 30, 2024 · Refused
11 Oswald Cres · Consent
To obtain consent to sever the lot into two undersized residential lots.
170 m away · filed Sep 30, 2024 · Refused
12 Wilfrid Ave · Minor variance
To alter the existing two-and-one-half-storey detached dwelling by constructing a rear third storey addition.
130 m away · filed Mar 11, 2024 · Approved
From the City of Toronto’s open data: building permits (active, and cleared since 2017), Committee of Adjustment applications and address points, this record updated Sep 29, 2026, and the development sites from its Development Applications data. Contains information licensed under the Open Government Licence – Toronto. Construction cost estimates and contractors’ names are left out on purpose, and nothing here names an owner.